Move Spanned.

It's defined in `rustc_span::source_map` which doesn't make any sense
because it has nothing to do with source maps. This commit moves it to
the crate root, a more sensible spot for something this basic.

clippy_lints/src/bool_comparison.rs

@@ -6,8 +6,7 @@
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::declare_lint_pass;
-use rustc_span::Span;
-use rustc_span::source_map::Spanned;
+use rustc_span::{Span, Spanned};
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/casts/manual_dangling_ptr.rs

@@ -6,7 +6,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind, GenericArg, Mutability, QPath, Ty, TyKind};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::MANUAL_DANGLING_PTR;
 

clippy_lints/src/floating_point_arithmetic/custom_abs.rs

@@ -7,7 +7,7 @@
 use rustc_hir::{BinOpKind, Expr, ExprKind, UnOp};
 use rustc_lint::LateContext;
 use rustc_span::SyntaxContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::SUBOPTIMAL_FLOPS;
 

clippy_lints/src/floating_point_arithmetic/expm1.rs

@@ -6,7 +6,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::IMPRECISE_FLOPS;
 

clippy_lints/src/floating_point_arithmetic/hypot.rs

@@ -6,7 +6,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind, PathSegment};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::IMPRECISE_FLOPS;
 

clippy_lints/src/floating_point_arithmetic/ln1p.rs

@@ -4,7 +4,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::IMPRECISE_FLOPS;
 

clippy_lints/src/floating_point_arithmetic/log_division.rs

@@ -4,7 +4,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind, PathSegment};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::SUBOPTIMAL_FLOPS;
 

clippy_lints/src/floating_point_arithmetic/mul_add.rs

@@ -5,7 +5,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind, PathSegment};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::SUBOPTIMAL_FLOPS;
 

clippy_lints/src/floating_point_arithmetic/powi.rs

@@ -6,7 +6,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind, PathSegment};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::SUBOPTIMAL_FLOPS;
 

clippy_lints/src/floating_point_arithmetic/radians.rs

@@ -6,7 +6,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 use std::f32::consts as f32_consts;
 use std::f64::consts as f64_consts;
 

clippy_lints/src/len_zero.rs

@@ -13,8 +13,7 @@
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty::{self, Ty};
 use rustc_session::impl_lint_pass;
-use rustc_span::source_map::Spanned;
-use rustc_span::{Span, Symbol};
+use rustc_span::{Span, Spanned, Symbol};
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/loops/manual_slice_fill.rs

@@ -13,8 +13,7 @@
 use rustc_hir::def::Res;
 use rustc_hir::{Expr, ExprKind, Pat};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
-use rustc_span::sym;
+use rustc_span::{Spanned, sym};
 
 use super::MANUAL_SLICE_FILL;
 

clippy_lints/src/loops/utils.rs

@@ -8,7 +8,7 @@
 use rustc_lint::LateContext;
 use rustc_middle::hir::nested_filter;
 use rustc_middle::ty::{self, Ty};
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 use rustc_span::symbol::{Symbol, sym};
 
 #[derive(Debug, PartialEq, Eq)]

clippy_lints/src/manual_strip.rs

@@ -15,8 +15,7 @@
 use rustc_lint::{LateContext, LateLintPass, LintContext as _};
 use rustc_middle::ty;
 use rustc_session::impl_lint_pass;
-use rustc_span::source_map::Spanned;
-use rustc_span::{Symbol, SyntaxContext};
+use rustc_span::{Spanned, Symbol, SyntaxContext};
 use std::iter;
 
 declare_clippy_lint! {

clippy_lints/src/matches/match_like_matches.rs

@@ -10,7 +10,7 @@
 use rustc_hir::{Arm, BorrowKind, Expr, ExprKind, Pat, PatKind, QPath};
 use rustc_lint::{LateContext, LintContext};
 use rustc_middle::ty;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::MATCH_LIKE_MATCHES_MACRO;
 

clippy_lints/src/methods/case_sensitive_file_extension_comparisons.rs

@@ -8,7 +8,7 @@
 use rustc_hir::{Expr, ExprKind, LangItem};
 use rustc_lint::LateContext;
 use rustc_span::Span;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::CASE_SENSITIVE_FILE_EXTENSION_COMPARISONS;
 

clippy_lints/src/methods/get_first.rs

@@ -7,7 +7,7 @@
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::GET_FIRST;
 

clippy_lints/src/methods/get_last_with_len.rs

@@ -5,7 +5,7 @@
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::LateContext;
 use rustc_middle::ty;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::GET_LAST_WITH_LEN;
 

clippy_lints/src/methods/manual_contains.rs

@@ -9,7 +9,7 @@
 use rustc_hir::{BinOpKind, Body, Expr, ExprKind, HirId, QPath};
 use rustc_lint::LateContext;
 use rustc_middle::ty;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::MANUAL_CONTAINS;
 

clippy_lints/src/methods/open_options.rs

@@ -8,7 +8,7 @@
 use rustc_lint::LateContext;
 use rustc_middle::ty::Ty;
 use rustc_span::Span;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::{NONSENSICAL_OPEN_OPTIONS, SUSPICIOUS_OPEN_OPTIONS};
 

clippy_lints/src/methods/suspicious_splitn.rs

@@ -3,7 +3,7 @@
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::LateContext;
 use rustc_span::Symbol;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::SUSPICIOUS_SPLITN;
 

clippy_lints/src/methods/vec_resize_to_zero.rs

@@ -5,8 +5,7 @@
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::LateContext;
-use rustc_span::source_map::Spanned;
-use rustc_span::{Span, sym};
+use rustc_span::{Span, Spanned, sym};
 
 use super::VEC_RESIZE_TO_ZERO;
 

clippy_lints/src/missing_asserts_for_indexing.rs

@@ -15,8 +15,7 @@
 use rustc_hir::{Block, Body, Expr, ExprKind, UnOp};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::declare_lint_pass;
-use rustc_span::source_map::Spanned;
-use rustc_span::{Span, Symbol, sym};
+use rustc_span::{Span, Spanned, Symbol, sym};
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/operators/const_comparisons.rs

@@ -7,8 +7,7 @@
 use rustc_lint::LateContext;
 use rustc_middle::ty::layout::HasTyCtxt;
 use rustc_middle::ty::{Ty, TypeckResults};
-use rustc_span::Span;
-use rustc_span::source_map::Spanned;
+use rustc_span::{Span, Spanned};
 
 use clippy_utils::SpanlessEq;
 use clippy_utils::diagnostics::span_lint_and_note;

clippy_lints/src/operators/float_equality_without_abs.rs

@@ -6,7 +6,7 @@
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::LateContext;
 use rustc_middle::ty;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::FLOAT_EQUALITY_WITHOUT_ABS;
 

clippy_lints/src/operators/manual_div_ceil.rs

@@ -9,7 +9,7 @@
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, Ty};
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 use super::MANUAL_DIV_CEIL;
 

clippy_lints/src/precedence.rs

@@ -5,7 +5,7 @@
 use rustc_errors::Applicability;
 use rustc_lint::{EarlyContext, EarlyLintPass, Lint};
 use rustc_session::declare_lint_pass;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/ranges.rs

@@ -14,8 +14,7 @@
 use rustc_lint::{LateContext, LateLintPass, Lint};
 use rustc_middle::ty::{self, ClauseKind, GenericArgKind, PredicatePolarity, Ty};
 use rustc_session::impl_lint_pass;
-use rustc_span::source_map::Spanned;
-use rustc_span::{DesugaringKind, Span};
+use rustc_span::{DesugaringKind, Span, Spanned};
 use std::cmp::Ordering;
 
 declare_clippy_lint! {

clippy_lints/src/strings.rs

@@ -11,7 +11,7 @@
 use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_middle::ty;
 use rustc_session::declare_lint_pass;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/suspicious_operation_groupings.rs

@@ -8,7 +8,7 @@
 use rustc_lint::{EarlyContext, EarlyLintPass};
 use rustc_session::declare_lint_pass;
 use rustc_span::Span;
-use rustc_span::source_map::Spanned;
+use rustc_span::Spanned;
 use rustc_span::symbol::Ident;
 
 declare_clippy_lint! {

clippy_lints/src/swap.rs

@@ -14,9 +14,8 @@
 use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_middle::ty;
 use rustc_session::declare_lint_pass;
-use rustc_span::source_map::Spanned;
 use rustc_span::symbol::Ident;
-use rustc_span::{Span, SyntaxContext};
+use rustc_span::{Span, Spanned, SyntaxContext};
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints_internal/src/lint_without_lint_pass.rs

@@ -12,9 +12,8 @@
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::hir::nested_filter;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
-use rustc_span::Span;
-use rustc_span::source_map::Spanned;
 use rustc_span::symbol::Symbol;
+use rustc_span::{Span, Spanned};
 
 declare_tool_lint! {
     /// ### What it does